Solve the Equation $$\left( \frac { 7 } { 6 } \right) ^ { x } = \frac { 36 } { 49 }$$

Multiple Choice

Solve the equation.
- $$\left( \frac { 7 } { 6 } \right) ^ { x } = \frac { 36 } { 49 }$$

A) $\left\{ \frac { 1 } { 2 } \right\}$
B) $\left\{ - \frac { 1 } { 2 } \right\}$
C) $\{ - 2 \}$
D) $\{ 2 \}$